Use the graph to evaluate each expression.
a. (f+)
b.(f-)
c.(fg)(0)
d.(f/)

The average number of vehicles waiting in line to enter a parking lot can be modeled by the function f left parenthesis x right x squared over 2 left parenthesis 1 minus x right parenthesis endfraction , where x is a number between 0 and 1 known as the traffic intensity. find the rate of change of the number of vehicles waiting with respect to the traffic intensity for the intensities (a) xequals0.3 and (b) xequals0.6.

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The longer leg of a 30-60-90 trangle is 18